I50.23 Acute on chronic systolic (congestive) heart failure
Instructional Notes:
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I50.23
Description: Acute on chronic systolic (congestive) heart failure
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I50.2
Description: Systolic (congestive) heart failure
Exclude1:
- combined systolic (congestive) and diastolic (congestive) heart failure (I50.4-)
Inclusion Term:
- Heart failure with reduced ejection fraction [HFrEF]
- Systolic left ventricular heart failure
Code Also: ['end stage heart failure, if applicable (I50.84)']
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I50
Description: Heart failure
Exclude2:
- cardiac arrest (I46.-)
- neonatal cardiac failure (P29.0)
Code First:
- heart failure complicating abortion or ectopic or molar pregnancy (O00-O07, O08.8)
- heart failure due to hypertension (I11.0)
- heart failure due to hypertension with chronic kidney disease (I13.-)
- heart failure following surgery (I97.13-)
- obstetric surgery and procedures (O75.4)
- rheumatic heart failure (I09.81)
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I30-I5A
Description: Other forms of heart disease (I30-I5A)
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I00-I99
Description: Diseases of the circulatory system
Exclude2:
- certain conditions originating in the perinatal period (P04-P96)
- certain infectious and parasitic diseases (A00-B99)
- complications of pregnancy, childbirth and the puerperium (O00-O9A)
- congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99)
- endocrine, nutritional and metabolic diseases (E00-E88)
- injury, poisoning and certain other consequences of external causes (S00-T88)
- neoplasms (C00-D49)
- symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)
- systemic connective tissue disorders (M30-M36)
- transient cerebral ischemic attacks and related syndromes (G45.-)